{"id":"CVE-2020-27784","details":"A vulnerability was found in the Linux kernel, where accessing a deallocated instance in printer_ioctl() printer_ioctl() tries to access of a printer_dev instance. However, use-after-free arises because it had been freed by gprinter_free().","modified":"2026-03-14T10:07:02.095515Z","published":"2022-09-01T18:15:08.467Z","related":["SUSE-SU-2022:3264-1","SUSE-SU-2022:3450-1","SUSE-SU-2022:3609-1","SUSE-SU-2022:3809-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e8d5f92b8d30bb4ade76494490c3c065e12411b1"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"4.1"},{"fixed":"4.4.241"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.241"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.19.154"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.73"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.8.17"}]},{"events":[{"introduced":"5.9.0"},{"fixed":"5.9.2"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27784.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}